This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SAN
22 Jan — 29 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to San Diego are usually found in September or October, booked 24 days in advance, depart on a Monday or Thursday and return on a Monday
Cheap flight deals from Sydney to San Diego
Enter your travel dates to find the best prices.
Best flights from Sydney to San Diego
Discover carefully curated flight deals from Sydney to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 December 2025.
Tue 3/221:40SYD - SAN
2 stops28h 43mHawaiian Airlines
Sun 8/218:45SAN - SYD
2 stops30h 00mHawaiian Airlines
Deal found 21/12$1,379
Tue 3/221:40SYD - SAN
2 stops18h 49mMultiple Airlines
Sun 8/217:00SAN - SYD
1 stop31h 45mMultiple Airlines
Deal found 21/12$1,459
Thu 12/310:25SYD - SAN
1 stop19h 38mAir Canada
Wed 25/318:05SAN - SYD
1 stop20h 30mAir Canada
Deal found 21/12$1,727
Thu 5/221:40SYD - SAN
1 stop17h 43mHawaiian Airlines
Thu 12/215:19SAN - SYD
1 stop33h 26mHawaiian Airlines
Deal found 21/12$1,493
Thu 5/221:40SYD - SAN
2 stops19h 33mMultiple Airlines
Thu 12/215:19SAN - SYD
1 stop33h 26mMultiple Airlines
Deal found 22/12$1,522
Thu 12/310:25SYD - SAN
1 stop24h 59mAir Canada
Thu 26/318:05SAN - SYD
1 stop20h 30mAir Canada
Deal found 21/12$1,745
Fri 13/321:40SYD - SAN
1 stop27h 35mHawaiian Airlines
Thu 26/318:15SAN - SYD
1 stop31h 30mHawaiian Airlines
Deal found 21/12$1,664
One-way flights from Sydney to San Diego
Search for one-way flight options from Sydney to San Diego. Find affordable one-way fares based on user searches. Data last updated 23 December 2025.
Wed 21/113:55SYD - SAN
2 stops25h 54mAir New Zealand
Deal found 22/12$932
Wed 21/115:55SYD - SAN
3 stops47h 28mMultiple Airlines
Deal found 22/12$980
Wed 21/110:40SYD - SAN
1 stop21h 53mDelta
Deal found 22/12$1,161
Sun 11/121:40SYD - SAN
2 stops28h 43mMultiple Airlines
Deal found 21/12$1,347
Sun 11/121:40SYD - SAN
1 stop17h 43mAlaska Airlines
Deal found 21/12$1,432
Sun 11/114:00SYD - SAN
1 stop23h 44mUnited Airlines
Deal found 22/12$1,612
Fri 9/111:20SYD - SAN
2 stops30h 17mUnited Airlines
Deal found 22/12$1,772
Fri 9/119:15SYD - SAN
3 stops55h 02mMultiple Airlines
Deal found 21/12$1,901
Sat 3/109:55SYD - SAN
2 stops29h 02mAir New Zealand
Deal found 21/12$3,368
Find flight deals from Sydney to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 December 2025.
Customise your flight search to find flights from Sydney to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 23 December 2025.
Use the filters below to find and compare flights from Sydney to San Diego that are best for you.
Fly from
Sydney
Fly to
San Diego
Route
Depart
Return
Price
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Tue 3/2
21:40-07:23
2 stops28h 43m
San Diego
Sun 8/2
18:45-19:45
2 stops30h 00m
$1,379
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Tue 3/2
21:40-21:29
2 stops18h 49m
San Diego
Sun 8/2
17:00-19:45
1 stop31h 45m
$1,459
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Thu 5/2
21:40-20:23
1 stop17h 43m
San Diego
Thu 12/2
15:19-19:45
1 stop33h 26m
$1,493
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Thu 5/2
21:40-22:13
2 stops19h 33m
San Diego
Thu 12/2
15:19-19:45
1 stop33h 26m
$1,522
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Fri 13/3
21:40-07:15
1 stop27h 35m
San Diego
Thu 26/3
18:15-19:45
1 stop31h 30m
$1,664
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Thu 12/3
10:25-12:03
1 stop19h 38m
San Diego
Wed 25/3
18:05-08:35
1 stop20h 30m
$1,727
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Thu 12/3
10:25-17:24
1 stop24h 59m
San Diego
Thu 26/3
18:05-08:35
1 stop20h 30m
$1,745
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Wed 21/1
13:55-20:49
2 stops25h 54m
$932
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Wed 21/1
15:55-20:23
3 stops47h 28m
$980
SydneySan Diego
SYD - SAN
SYDSAN
Sydney Kingsford Smith
Wed 21/1
10:40-13:33
1 stop21h 53m
$1,161
Flights are sorted by cheapest return flights first.
Deals found on 22/12
Showing 1-10 of 14 results
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Best time to book a flight from Sydney to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from Sydney with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Sydney to San Diego
Prices
More
How far ahead should I book a flight from Sydney to San Diego?
Use this chart to determine the optimal time to book a return flight from Sydney to San Diego. Price data was last updated on 19 December 2025.
The price you pay for your flight from Sydney to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 24 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Sydney to San Diego?
Currently, May is the cheapest month in which you can book a flight from Sydney to San Diego (average of $917). Flying from Sydney to San Diego in June is currently the most expensive (average of $1,362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SYD to SAN?
Find hourly flight availability from Sydney to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 December 2025.
It’s typically best to fly out from Sydney to San Diego in the evening. Doing so could potentially save you 35% on the flight price compared to flying at midday, which is usually more expensive.
How much does it cost for a return flight from Sydney to San Diego?
What’s the top stopover airport for flights from Sydney to San Diego?
Share of one-stop return flights from Sydney to San Diego chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Vancouver (YVR) – chosen by Cheapflights users on 32% of one-stop itineraries from Sydney to San Diego on Cheapflights.
What’s the cheapest stopover airport for flights from Sydney to San Diego?
Average return fare for one-stop flights from Sydney to San Diego, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Honolulu (HNL) is the most affordable one-stop option, with an average return flight price of $1,652.
What’s the fastest stopover option from Sydney to San Diego?
Shortest average travel time for one-stop one-way flights from Sydney to San Diego, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Los Angeles (LAX) have the shortest average one-way travel time for one-stop routes: 17h 48m.
Which airport typically offers the quickest stopover for flights from Sydney to San Diego?
Average stopover duration for one-stop one-way flights from Sydney to San Diego, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Los Angeles (LAX) offer the fastest connection on this route, with an average stopover time of 2h 04m.
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated 23 December 2025.
Read reviews from past customers who have flown with Alaska Airlines, Air New Zealand, andVirgin Australia
from Sydney to San Diego. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Ticket said TSA pre check, but then the TSA agent said that Alaska Airlines has not actually entered the pre check information for the ticket, so I had to use regular security. During boarding, I have a disability and need to board early. The Alaska Airlines employee announced disability boarding, but then immediately announced 2 other groups to board, so I still had to fight the crowds. On the plane, the stewardess was brusk and rude. Seats were very uncomfortable, especially on lower back.
Ticket said TSA pre check, but then the TSA agent said that Alaska Airlines has not actually entered the pre check information for the ticket, so I had to use regular security. During boarding, I have a disability and need to board early. The Alaska Airlines employee announced disability boarding, but then immediately announced 2 other groups to board, so I still had to fight the crowds. On the plane, the stewardess was brusk and rude. Seats were very uncomfortable, especially on lower back.
Ticket said TSA pre check, but then the TSA agent said that Alaska Airlines has not actually entered the pre check information for the ticket, so I had to use regular security. During boarding, I have a disability and need to board early. The Alaska Airlines employee announced disability boarding, but then immediately announced 2 other groups to board, so I still had to fight the crowds. On the plane, the stewardess was brusk and rude. Seats were very uncomfortable, especially on lower back.
Ticket said TSA pre check, but then the TSA agent said that Alaska Airlines has not actually entered the pre check information for the ticket, so I had to use regular security. During boarding, I have a disability and need to board early. The Alaska Airlines employee announced disability boarding, but then immediately announced 2 other groups to board, so I still had to fight the crowds. On the plane, the stewardess was brusk and rude. Seats were very uncomfortable, especially on lower back.
Ticket said TSA pre check, but then the TSA agent said that Alaska Airlines has not actually entered the pre check information for the ticket, so I had to use regular security. During boarding, I have a disability and need to board early. The Alaska Airlines employee announced disability boarding, but then immediately announced 2 other groups to board, so I still had to fight the crowds. On the plane, the stewardess was brusk and rude. Seats were very uncomfortable, especially on lower back.
Ticket said TSA pre check, but then the TSA agent said that Alaska Airlines has not actually entered the pre check information for the ticket, so I had to use regular security. During boarding, I have a disability and need to board early. The Alaska Airlines employee announced disability boarding, but then immediately announced 2 other groups to board, so I still had to fight the crowds. On the plane, the stewardess was brusk and rude. Seats were very uncomfortable, especially on lower back.
Related info for your journey
Find useful and relevant information for your journey from Sydney to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from Sydney to San Diego?
Hawaiian Airlines can get you from Sydney to San Diego in just under 28h 43m. Your travel time can differ by up to . The distance from Sydney to San Diego is about 12086 km.
What are the cheapest airlines flying from Sydney to San Diego round-trip?
Hawaiian Airlines, at $716, was found to be the cheapest airline from Sydney to San Diego.Alternate airlines to your destination round-trip include Alaska Airlines and Air Canada. Users have found that Hawaiian Airlines is 56% cheaper than the other options available to this destination.
Can I find deals for business class flights from Sydney to San Diego?
Yes. Cheapflights offers flight deals from Sydney to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Sydney to San Diego?
Currently, May is the cheapest month in which you can book a flight from Sydney to San Diego (average of $917). Flying from Sydney to San Diego in June is currently the most expensive (average of $1,362). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 6 airlines that operate flights from Sydney to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 23 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Sydney to San Diego?
When you search for this flight from Sydney to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Sydney to San Diego?
Cheapflights helps you find that perfect flight to San Diego from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Sydney to San Diego with no change fees?
Need flexible booking options for your flight to San Diego from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Sydney to San Diego become cheaper?
Yes! Start tracking prices for Sydney to San Diego flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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